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Flowserve-Durco-Lined Butterfly Valves - BTV

Lined Butterfly Valves - BTV

BRAND: Durco

The BTV Lined Butterfly Valve is a reliable, leak-free service valve designed for a wide range of demanding requirements in corrosive chemical applications and process industries.


  • Oil & Gas
  • Chemical

industry sectors

  • Downstream Processing
  • Basic
  • Specialty
  • ASME Standards
  • API 609
  • ISO 5752/20
  • MSS SP67
  • DIN Standards
  • ISO 15848-1 
Design Range

Size Range:

  • DN 50 to 600
  • NPS 2" - 24"

Pressure Class Range: 

  • PN up to 10
  • Up to 150 PSI

Seating Material: PFA, UHMWPE, Sentinel

Features & Benefits
  • Reduced downtime through the standard lined body and disc that defends against the most corrosive chemicals
  • Lower maintenance costs from the triple-seal design and live-loaded shaft seal that never needs adjustment
  • Increased application flexibility provided by a large selection of metal discs for use when greater protection is required
  • Increased abrasion resistance in applications up to 93°C (200°F) with optional UHMWPE disc and body


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